DE112020004686T5 - Laserdioden-Treiberschaltung - Google Patents

Laserdioden-Treiberschaltung Download PDF

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Publication number
DE112020004686T5
DE112020004686T5 DE112020004686.9T DE112020004686T DE112020004686T5 DE 112020004686 T5 DE112020004686 T5 DE 112020004686T5 DE 112020004686 T DE112020004686 T DE 112020004686T DE 112020004686 T5 DE112020004686 T5 DE 112020004686T5
Authority
DE
Germany
Prior art keywords
laser diode
capacitor
current
laser
laser diodes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE112020004686.9T
Other languages
German (de)
English (en)
Inventor
Shota Ando
Naomi Takimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of DE112020004686T5 publication Critical patent/DE112020004686T5/de
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • H01S5/0428—Electrical excitation ; Circuits therefor for applying pulses to the laser
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
    • G01S7/4815—Constructional features, e.g. arrangements of optical elements of transmitters alone using multiple transmitters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/484—Transmitters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
    • H01S5/0057—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping for temporal shaping, e.g. pulse compression, frequency chirping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06835—Stabilising during pulse modulation or generation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Semiconductor Lasers (AREA)
DE112020004686.9T 2019-09-30 2020-06-18 Laserdioden-Treiberschaltung Pending DE112020004686T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019180505 2019-09-30
JP2019-180505 2019-09-30
PCT/JP2020/023941 WO2021065096A1 (ja) 2019-09-30 2020-06-18 レーザダイオード駆動回路

Publications (1)

Publication Number Publication Date
DE112020004686T5 true DE112020004686T5 (de) 2022-06-15

Family

ID=75338011

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020004686.9T Pending DE112020004686T5 (de) 2019-09-30 2020-06-18 Laserdioden-Treiberschaltung

Country Status (5)

Country Link
US (1) US12327982B2 (enrdf_load_stackoverflow)
JP (1) JP7318722B2 (enrdf_load_stackoverflow)
CN (1) CN114521313B (enrdf_load_stackoverflow)
DE (1) DE112020004686T5 (enrdf_load_stackoverflow)
WO (1) WO2021065096A1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112020004724T5 (de) * 2019-09-30 2022-06-23 Murata Manufacturing Co., Ltd. Laserdioden-Treiberschaltung
US12374859B2 (en) * 2020-08-18 2025-07-29 Lumentum Operations Llc Square pulse laser driver for vertical cavity surface emitting laser arrays

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4620521A (en) * 1984-07-18 1986-11-04 Colt Industries Operating Corp. Modular, programmable high energy ignition system
JPH0445270Y2 (enrdf_load_stackoverflow) * 1985-08-15 1992-10-23
JPH06275901A (ja) * 1993-03-22 1994-09-30 Alps Electric Co Ltd レーザ光源の駆動回路
US6697402B2 (en) * 2001-07-19 2004-02-24 Analog Modules, Inc. High-power pulsed laser diode driver
JP4831151B2 (ja) * 2007-12-20 2011-12-07 株式会社デンソー レーザアレイ駆動回路
DE102008062544B4 (de) 2007-12-20 2017-11-09 Denso Corporation Laser-Array-Schaltung
JP2013222799A (ja) * 2012-04-16 2013-10-28 Sumitomo Electric Device Innovations Inc 半導体レーザの制御方法及び光トランシーバの製造方法
US9368936B1 (en) * 2013-09-30 2016-06-14 Google Inc. Laser diode firing system
JP6097713B2 (ja) * 2014-03-19 2017-03-15 古河電気工業株式会社 発光素子の駆動回路、光源装置および発光素子の駆動方法
JP6651123B2 (ja) * 2015-01-08 2020-02-19 株式会社リコー 光源駆動装置、光源装置、距離測定装置、移動体装置、レーザ加工機及び光源駆動方法
JP6569236B2 (ja) * 2015-02-18 2019-09-04 株式会社豊田中央研究所 レーザダイオード駆動回路及びレーザレーダ装置
JP2017028235A (ja) * 2015-07-27 2017-02-02 株式会社トリマティス 短パルスレーザ発光駆動回路
CN204885822U (zh) * 2015-09-14 2015-12-16 深圳市迅捷光通科技有限公司 半导体激光器驱动电路及包括该电路的半导体激光器
US10158211B2 (en) * 2015-09-22 2018-12-18 Analog Devices, Inc. Pulsed laser diode driver
JP2017139704A (ja) 2016-02-05 2017-08-10 パイオニア株式会社 発光部の駆動装置
JP6819098B2 (ja) 2016-07-01 2021-01-27 株式会社リコー 物体検出装置、センシング装置及び移動体装置
JP6799985B2 (ja) 2016-09-28 2020-12-16 株式会社トプコン 測距装置
JP2018059839A (ja) * 2016-10-06 2018-04-12 株式会社デンソー 距離測定装置
CN206412630U (zh) * 2016-12-01 2017-08-15 武汉万集信息技术有限公司 一种双脉冲控制的半导体激光器驱动电路
US10511142B2 (en) 2017-05-03 2019-12-17 Analog Modules, Inc. Pulsed laser diode drivers and methods
US10903621B2 (en) * 2018-01-22 2021-01-26 Argo AI, LLC Circuit for driving a laser and method therefor
JP7021618B2 (ja) * 2018-08-10 2022-02-17 オムロン株式会社 レーザダイオードアレイデバイスの製造方法、レーザ発光回路及び測距装置
US11240894B2 (en) * 2018-11-30 2022-02-01 Ricoh Company, Ltd. Drive circuit, light emitting device, distance measurement apparatus, and mobile body
JP7354717B2 (ja) 2018-11-30 2023-10-03 株式会社リコー 駆動回路、発光装置、距離測定装置、及び移動体

Also Published As

Publication number Publication date
US12327982B2 (en) 2025-06-10
CN114521313B (zh) 2024-05-14
CN114521313A (zh) 2022-05-20
US20220224076A1 (en) 2022-07-14
JPWO2021065096A1 (enrdf_load_stackoverflow) 2021-04-08
JP7318722B2 (ja) 2023-08-01
WO2021065096A1 (ja) 2021-04-08

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